Fifteen Years of Intriguing and Astounding Images from Hubble

Fifteen Years of Intriguing and Astounding Images from Hubble

Great Comets from Humble Origins & Eyes on ISON Hubble Science Briefing

Dr. Frank Summers November 7, 2013 Comet of the Century?

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8 9

10 11

Great Comets

Caesar's Comet 44 BC

Halley's Comet 1066 Great Comet of 1106 Great Comet of 1264 Great Comet of 1402

Great Comet of 1556 Great Comet of 1577 Great Comet of 1680 Great Comet of 1744 Great Comet of 1811

Great Comet of 1843 Donati's Comet 1858 Great Comet of 1861

Great Comet of 1882 Great Daylight Comet of 1910

Halley's Comet 1910 Comet SkjellerupMaristany 1927 Comet ArendRoland 1957 Comet Seki-Lines 1962 Comet IkeyaSeki 1965

Comet Bennett 1970 Comet West 1976 Comet Hyakutake 1996 Comet HaleBopp 1997

Comet McNaught 2007 Comet Lovejoy 2011 Wikipedia

12 Great Comets Great Comets in History

Don Yeomans, April 2007 71 since 373 BCE (72 w/ Lovejoy) 22 appearances of Comet Halley

Characteristics

Tails up to 100 degrees long Some visible during daylight

Many appear to be sungrazers Several have broken into pieces Kreutz family 1843, 1880, 1882, 1887, 1945, 1963, 1965, 1970

Statistics 1-3 each century until Renaissance

1400s 4 1500s 5 1600s 7 1700s 2

1800s 8 1900s 9 2000s 1

13 14

The Heart of a Comet 15 16

17 18

19 20

21 Dust in the Solar Wind

22 23

24 25

26 27

Play Movie http://lasco-www.nrl.navy.mil/solcd/c2_1mth.mpg 28

29 30

31 32

33 Interplanetary Interlopers

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36 37

38 39

40 41

42 To the Ends of the Solar System

43 44

45 46

47 48

49 50

51 52

53 Humble Origins

Kuiper Belt Oort Cloud

54 Comet ISON Coming Soon to a

Sky Near You 55 56

57 58

59 61

Comet ISON April 10,

2013 May 8, 2013

62 Plot by Seiichi Yoshida

63 Plot by Seiichi Yoshida 64

Plot by Seiichi Yoshida 65

Breaking Up is Not Hard to Do 66

1 of 8 67

2 of 8 68

3 of 8 69

4 of 8 70

5 of 8 71

6 of 8 72

7 of 8 73

8 of 8 74

Comet SchwassmannWachmann 3 75

Comet SchwassmannWachmann 3 76 Comet SchwassmannWachmann 3

77 Comet SchwassmannWachmann 3

78 1 of 5

79 2 of 5

80 3 of 5

81 4 of 5

82 5 of 5

83 Eyes on ISON

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86 87

88 89

90 91

Comet ISON Oct 9, 2013 92

Oct 11, 2013 93

Oct 24, 2013 94

95 96

Canary Island Serenade 97

Comet ISON Mid to Late November May be visible just before dawn

Nov 28, 2013 Closest approach to Sun Early December

Survive perihelion? Just before dawn & just after sunset Probably fade away before holidays 98

Resources

Sky & Telescope

Universe Today NASA Comet ISON Observing Campaign Blogs

HubbleSite ISONblog Waiting for ISON The Sky Live CIOC blog

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Thank you! 101

Bonus material A Smash Hit 102

Washing Machine Crashes into Iceberg at 25,000 MPH

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104 2 of 7 105

3 of 7 106

4 of 7 108

5 of 7 109

6 of 7 110

7 of 7 111

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2 of 16 113

3 of 16 114

4 of 16 115

5 of 16 116

6 of 16 117

7 of 16 118 8 of 16

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